Seiko Cal. 5664 - 927

Released in 1980, the Cal. 5664 with design code 927 was part of Seiko's domestic market collection. Powered by the 5664 caliber with 28j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-4174c7ca4cf9]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1980

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